777  
CDUS43 KLOT 180633  
CLIMDW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
1233 AM CST THU JAN 18 2024  
   
...............................
 
 
   
..THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR JANUARY 17 2024
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1928 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 23 11:33 PM 58 1952 32 -9 50  
MINIMUM 4 5:15 AM -17 1982 19 -15 37  
AVERAGE 14 26 -12 44  
 
PRECIPITATION (IN)  
YESTERDAY T 0.68 1988 0.05 -0.05 0.00  
MONTH TO DATE 1.41 0.86 0.55 1.28  
SINCE DEC 1 4.08 2.65 1.43 2.95  
SINCE JAN 1 1.41 0.86 0.55 1.28  
 
DEGREE DAYS  
HEATING  
YESTERDAY 51 39 12 21  
MONTH TO DATE 672 656 16 470  
SINCE DEC 1 1427 1700 -273 1564  
SINCE JUL 1 2379 2784 -405 2527  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 13.2  
 
SKY COVER  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT SNOW  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 65 8:00 PM  
LOWEST 54 2:00 PM  
AVERAGE 60  
   
......................................................
 
 
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 32 61 1996  
MINIMUM TEMPERATURE (F) 19 -20 1994  
 
SUNRISE AND SUNSET  
JANUARY 18 2024.......SUNRISE 7:15 AM CST SUNSET 4:48 PM CST  
JANUARY 19 2024.......SUNRISE 7:14 AM CST SUNSET 4:50 PM CST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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